When scientists talk about the cryosphere, they mean the places on Earth where water is in its solid form, frozen into ice or snow. Read more ...

Service Interruption

On Monday, 11 July from 3:00 p.m. through Wednesday, 13 July until 5:00 p.m. (USA Mountain Time), NSIDC data distribution, services, and Web site will be unavailable to accommodate a major upgrade to our data center. We apologize for any inconvenience this may cause you.
Need to talk to us? You can always contact our friendly User Services Office at nsidc@nsidc.org or + 1 303.492.6199.

AVHRR and LIMA mosaics served by USGS (for example, see http://lima.usgs.gov)

For a current list of IceBridge data by campaign, date, flight number, target, and instruments, see the Campaign Data Summaries page. For a list of IceBridge instruments with data provider contact information, see the Instrument Data Summaries page.